Service protection 3 years Range 1 Coverage for servicing your SINAMICS converter, with an extended service period of 3 years. "Service protection 3 years" must be purchased separately and on the same day when purchasing the new device, at the latest, however, max. 90 after purchase of the product to be protected; online registration is required. In the event of a recognized service case within the service period, the registered product is exchanged or repaired free of charge.